Sealy Back Support Harmony Mattress

Velocity Member Offers

40% off RRP for Velocity Members. *Applied at cart.

Sealy Back Support Harmony Mattress - Firm

Rest easy knowing you’re sleeping on a mattress designed and made by Sealy. Each Sealy mattress is backed by extensive sleep research and designed in consultation with orthopaedic specialists. The Sealy Back Support Harmony mattress is made specifically for those that like a firm feel and is proudly crafted in Australia from locally sourced materials.

Offering improved responsive support, this premium mattress is made with CoreSupport, a single-stage (spring) support system, twice tempered to offer enhanced conformance and durability. Layered with premium foam and fabric layers for improved pressure-relief, this mattress is finished with a stretch-knit fabric for added softness and breathability.

Reinforced at the perimeter with EdgeGuard® to increase the sleep surface and provide a stable seating edge, the Sealy Back Support Harmony mattress is expertly designed. This luxurious Sealy mattress aims to enhance sleep quality by balancing support with comfort.


  • 10 Year Guarantee
  • Australian-made, quality construction
  • CoreSupport single-stage (spring) support-system for improved conformance
  • EdgeGuard® a stabilising component that runs around the perimeter of the mattress, ensuring support extends to the edge
  • Gel centre for improved pressure relief
  • Finished with a stretch-knit fabric for soft texture and breathability
  • The Sealy Back Support Harmony mattress is in our Firm feel category

Mattress Feel

To help you choose a bed that suits you, our mattresses come in three mattress feels. We categorise them as 1, 2 and 3, where 1 is Firm, 2 is Medium, and 3 is Plush.

1 firm 2 medium 3 plush
care & warranty
2 person delivery service
Velocity Member

Sealy Back Support Harmony Mattress - Queen / Firm


RRP $1,099
Velocity Member $660
Mattress Feel
Mattress protector image

Size: Queen

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